Product Name: Howell Home Storage System Battery 48V 50ah LiFePO4 Battery Model NO.: HWE-16F50 Electrolyte: LiFePO4 Usage: Home Storage System Standard Voltage: 48V Rated Capacity: 50ah Accessories Type: Battery Size: Medium Discharge Rate: Medium Discharge Rate Rechargeable: Chargeable Connection Mode: Series and Parallel Type: LiFePO4 Battery Trademark: HWE Transport Package: Standard Air Transport Packaging Specification: 442*410*132.6mm Origin: China HS Code: 850760009 Product Description Prouduct DescriptionElectrical CharacteristicsNominal Voltage 48v Nominal Capacity50AhEnergy2400WhInternal Resistance≤70mΩCycle Life>3000 cycles @ 1C 100% DODMonths Self Discharge<3%Effciency of Charge100%@0.5CEffciency of Discharge96-99%@1CStandard ChargeCharge Cut-off Voltage54.6±0.1VCharge Mode0.2C to 54.6V,then 54.6V,charge current to 0.02C(CC/CV)Charge current10AMax charge current50AStandard DischargeContinuous current10AMax discharge current50ADischarge Cut-off Voltage42VEnvironmentalCharge Temperature0 ºC to 45 ºC (32F to 113F) @60±25% Relative HumidityDischarging Temperature-20 ºC to 80 ºC (-4F to 140F) @60±25% Relative HumidityStorage Temperature0 ºC to 40 ºC (32F to 104F) @60±25% Relative HumidityMechanicalPlastic CaseSteel shellDimension442*410*132.6mmTerminal4P KF47SWeight35kgFeatures of LiFePO4 Battery1,Longer Cycle Life:Offers up to 20times longer life and five times longer fioat life than lead acid battery, helping to minimize replacement cost and reduce total cost of ownership.2,Lighter Weight:about 40% of the weight of a comparable lead acid battery. A 'drop in' replacement for lead acid batteries.3,Higher Power:Delivers twice power of lead acid battery,even high discharging rate,while maintaining high energy capacity.4,wider Temperature Range:-20ºC-60ºC.5,Superior Safety:Lithium Iron Phosphate chemistry eliminates the risk of explosion or combustion due to high impact,overcharging or short circuit situation.6,Increased Flexibility:Modular design enables deployment of up to four batteries in series and up to batteries in parallel.